Escort ZX2 L4-2.0L DOHC VIN 3 (2000)
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Fuel Filler Hose: Description and Operation
Principles of Operation (How Does It Work ?)
The fuel filler pipe check valve is an integral part of the fuel tank or the fuel filler pipe. It is intended to prevent liquid fuel from re-entering the fuel filler
pipe from the fuel tank on refueling or rollover conditions.